4243919666211 has 24 divisors (see below), whose sum is σ = 6423174659616. Its totient is φ = 2695038255360.

The previous prime is 4243919666167. The next prime is 4243919666237. The reversal of 4243919666211 is 1126669193424.

It is not a de Polignac number, because 4243919666211 - 2²⁹ = 4243382795299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4243919666281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 42485440 + ... + 42585213.

It is an arithmetic number, because the mean of its divisors is an integer number (267632277484).

Almost surely, 2^{4243919666211} is an apocalyptic number.

4243919666211 is a deficient number, since it is larger than the sum of its proper divisors (2179254993405).

4243919666211 is a wasteful number, since it uses less digits than its factorization.

4243919666211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85070923 (or 85070920 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The spelling of 4243919666211 in words is "four trillion, two hundred forty-three billion, nine hundred nineteen million, six hundred sixty-six thousand, two hundred eleven".